The Rip Curl Insulator 3/2 Full Wetsuit is available in Blk/ Blk/ Blue. E3 Neoprene The lightest, most flexible & warmest neoprene ever. Fireskin 2 Lining New & enhanced stretchier & dries quicker. The warmest available. Xpandx Durable superstretch neoprene exclusive to Rip Curl. Features include: External GBS Blue steel sealed zip Lumber flex panel 3/4 Liquid tape Stress point taped Hydro-loc collar Batwing system Seamless underarms & shoulders S-Flex knees Key stash 3 Year warranty on all stitching 12 Month warranty on all materials Printed Rip Curl logo Zip fastening